i.MX ProcessorsのトピックStartup issue at usbcore activation https://community.nxp.com/t5/i-MX-Processors/Startup-issue-at-usbcore-activation/m-p/208863#M12269 <HTML><HEAD></HEAD><BODY><P>Dear,</P><P>&nbsp;</P><P>If you have a startup issue where the system stops at <STRONG>usbcore</STRONG> prompth.</P><P>This is not a grounding issue with LCD or USB cables.</P><P>This is due to weak power supply. Just&nbsp;solder a 470 µF capa at the input of the freescale IMX53 board.</P><P>The power supply design of this board is very weak.&nbsp;This modification&nbsp;solves&nbsp;this startup issue.</P><P>Best Regards,</P><P>Reza</P></BODY></HTML> Mon, 06 Feb 2012 16:17:00 GMT RezaMohammadi 2012-02-06T16:17:00Z Startup issue at usbcore activation https://community.nxp.com/t5/i-MX-Processors/Startup-issue-at-usbcore-activation/m-p/208863#M12269 <HTML><HEAD></HEAD><BODY><P>Dear,</P><P>&nbsp;</P><P>If you have a startup issue where the system stops at <STRONG>usbcore</STRONG> prompth.</P><P>This is not a grounding issue with LCD or USB cables.</P><P>This is due to weak power supply. Just&nbsp;solder a 470 µF capa at the input of the freescale IMX53 board.</P><P>The power supply design of this board is very weak.&nbsp;This modification&nbsp;solves&nbsp;this startup issue.</P><P>Best Regards,</P><P>Reza</P></BODY></HTML> Mon, 06 Feb 2012 16:17:00 GMT https://community.nxp.com/t5/i-MX-Processors/Startup-issue-at-usbcore-activation/m-p/208863#M12269 RezaMohammadi 2012-02-06T16:17:00Z